Platelet aggregation Study guides, Class notes & Summaries

Which two processes are involved in platelet activation? Cyclooxygenase-1 (COX-1) inactivation Aggregation Adhesion - correct answers Platelet activation involves three linked processes: (1) adhesion, (2) activation, and (3) aggregation. Platelet activation stimuli include epinephrine, thrombin, and collagen. Select four common causes of anemia from the list below. Increased red cell destruction Chronic blood loss Severe bleeding Impaired erythrocyte production Blood transfusion - cor...

Examples: Indirect Thrombin Inhibitors - Answer-Heparin, Lovenox, Fondaparinux Example: Vitamin K Antagonists - Answer-Warfarin Examples: Factor Xa Inhibitors - Answer-Rivaroxaban, Edoxaban, Apixaban Think "aban" Examples: Direct Thrombin Inhibitors - Answer-Dibigatran, Argatroban Examples: Fibrinolytics - Answer-Streptokinase, Urokinase, Alteplase, Reteplase, Tenecteplase Thank "ase" Examples: Antiplatelets - Answer-Aspirin, Clopidogrel Examples: Platelet Glycoprotein IIb/IIIa Recep...

Cessation of free blood flow, external to the vascular system, when a vessel wall has been breached - Hemostasis ____________Hemostasis, Involves platelet adhesion, aggregation, and platelet plug formation - Primary _________Hemostasis, Involves the stabilization of the fibrin clot - Secondary What is the starting point of Primary Hemostasis - Vascular Damage What are the two key parts in Primary Hemostasis - vascular system, platelets Occurs in primary hemostasis. Immediate. Reduces bloo...

How can liver and renal diseases result in abnormal uterine bleeding (AUB)? a. They cause an imbalance in platelet aggregation. b. They result in an inability to adequately clear estrogen from the body. c. They cause thyroid dysfunction, which leads to bleeding abnormalities. d. They result in elevated prolactin levels, which lead to bleeding abnormalities.

Exam 2: NSG 320/ NSG320 (Latest 2024/ 2025 Update) Adult Health Nursing I Complete Review | Qs & As | 100% Correct| Grade A (Verified Answers)- GCU Q: What medication affects the aPTT lab value? What is the antidote to this medication? Answer: Heparin Antidote: protamine Q: What medication affects the PT/INR lab value? What is the antidote to this medication? Answer: Warfarin Antidote: vitamin K Q: Cardiac diagnostic tests Answer: -chest x-ray -12 lead-ECG -labo...

Final Exam: NUR2356/ NUR 2356 (Latest 2024/ 2025 Update) Multidimensional Care I Complete Guide-Questions and Verified Answers| Grade A| 100% Correct- Rasmussen Q: SOB nursing interventions Answer: Patient leans forward to help with respiration, used when patient is experiencing SOB. Q: Risk factors for impaired skin integrity Answer: Friction, shear, moisture, pressure, and trauma are all causes of skin breakdown, Immobility, poor nutrition, inconti- nence, medications, hydrat...

What are the major functions of the α1 receptor? (Ans- Increase vascular smooth muscle contraction, increase pupillary dilator muscle contraction (mydriasis), increase intestinal and bladder sphincter muscle contraction What are the major functions of the α2 receptor? (Ans- Decrease sympathetic outflow, decrease insulin release, decrease lipolysis, increase platelet aggregation, decrease aqueous humor production What are the major functions of the β1 receptor? (Ans- Increase heart...

Cessation of free blood flow, external to the vascular system, when a vessel wall has been breached - Hemostasis ____________Hemostasis, Involves platelet adhesion, aggregation, and platelet plug formation - Primary _________Hemostasis, Involves the stabilization of the fibrin clot - Secondary What is the starting point of Primary Hemostasis - Vascular Damage What are the two key parts in Primary Hemostasis - vascular system, platelets Occurs in primary hemostasis. Immediate. Reduces bloo...

Practice Test 1 CCRN (Pass CCRN) / CCRN EXAM LATEST ACTUAL EXAM A patient has CSF leaking from their nose after a transsphenoidal hypophysectomy, what do you do? - ANSWER-It is normal to have a CSF leak for 48 hrs after surgery. Cover with a sterile "moustache" 2x2 tapes under their nose to form a barrier. If your dura is not intact that you would expect a leak, but it does increase your risk of infection A pneumothorax caused by the ventilator is what? - ANSWER-Result of barotrauma- the ve...

NBME CBSE ACTUAL TEST QUESTIONS AND ANSWERS 2024(COMPLETE) (Quiz bank with all the correct answers) (USMLE step 1)Medical examination NBME CBSE ACTUAL TEST 2024 62 year old woman - osteoporosis – a bisphosphonate is prescribed. The expected beneficial effect of the drug is due to which of the following? Decreased Osteoclast Activity Cohot Study of elderly women – relative risk ratio for hip fractures among those who exercise regularly is 1.2 (95% confidence interval of 1.1 to ...